Home / 235,142.31-324,275.35-181,342.11

Finding the Fourth Proportional to 235,142.31, 324,275.35 and 181,342.11

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Solution

The fourth proportional to 235,142.31, 324,275.35 and 181,342.11 is: 250,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,142.31 : 324,275.35 = 181,342.11 : x
  2. Step 2: Convert to fraction form
    235,142.31/324,275.35 = 181,342.11/x
  3. Step 3: Cross multiply
    235,142.31x = 324,275.35 × 181,342.11
  4. Step 4: Simplify right side
    235,142.31x = 58,804,776,189.99
  5. Step 5: Solve for x
    x = 58,804,776,189.99/235,142.31
  6. Step 6: Final answer
    x = 250,081.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.